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authorMatthew Wild <mwild1@gmail.com>2018-10-18 12:13:17 +0100
committerMatthew Wild <mwild1@gmail.com>2018-10-18 12:13:17 +0100
commit681b25e42710b31a5cca6cf9c5b52cc811b6dcea (patch)
tree5eef7eee17878919d4aeb406551748dd7f6e4c54 /util/promise.lua
parent894fe1b808b918eb041f7aca0fef7723f0f80f78 (diff)
downloadprosody-681b25e42710b31a5cca6cf9c5b52cc811b6dcea.tar.gz
prosody-681b25e42710b31a5cca6cf9c5b52cc811b6dcea.zip
util.promise: Add promise:finally()
Diffstat (limited to 'util/promise.lua')
-rw-r--r--util/promise.lua6
1 files changed, 6 insertions, 0 deletions
diff --git a/util/promise.lua b/util/promise.lua
index c988ddc9..8b57c822 100644
--- a/util/promise.lua
+++ b/util/promise.lua
@@ -126,6 +126,12 @@ function promise_methods:catch(on_rejected)
return self:next(nil, on_rejected);
end
+function promise_methods:finally(on_finally)
+ local function _on_finally(value) on_finally(); return value; end
+ local function _on_catch_finally(err) on_finally(); return reject(err); end
+ return self:next(_on_finally, _on_catch_finally);
+end
+
return {
new = new;
resolve = resolve;